linux-stable/tools
Adrian Hunter 01088750f2 perf intel-pt: Fix divide by zero when TSC is not available
commit 076333870c upstream.

When TSC is not available, "timeless" decoding is used but a divide by
zero occurs if perf_time_to_tsc() is called.

Ensure the divisor is not zero.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org # v4.9+
Link: https://lkml.kernel.org/n/tip-1i4j0wqoc8vlbkcizqqxpsf4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-03-23 20:10:11 +01:00
..
accounting
arch tools uapi: fix RISC-V 64-bit support 2019-02-20 10:25:39 +01:00
bpf bpftool: fix percpu maps updating 2019-03-13 14:02:34 -07:00
build perf build: Don't unconditionally link the libbfd feature test to -liberty and -lz 2019-02-12 19:47:16 +01:00
cgroup
firewire
gpio
hv Tools: hv: kvp: Fix a warning of buffer overflow with gcc 8.0.1 2019-02-12 19:46:59 +01:00
iio tools: iio: iio_generic_buffer: make num_loops signed 2019-02-15 08:10:10 +01:00
include tools uapi: fix Alpha support 2019-02-20 10:25:45 +01:00
kvm/kvm_stat tools/kvm_stat: cut down decimal places in update interval dialog 2018-10-01 15:40:59 +02:00
laptop
leds
lib bpf: libbpf: retry map creation without the name 2019-02-12 19:47:00 +01:00
memory-model tools/memory-model: Rename litmus tests to comply to norm7 2018-07-17 09:30:36 +02:00
nfsd
objtool objtool: Fix segfault in .cold detection with -ffunction-sections 2018-12-17 09:24:33 +01:00
pci tools: PCI: Add MSI-X support 2018-07-19 11:47:13 +01:00
pcmcia
perf perf intel-pt: Fix divide by zero when TSC is not available 2019-03-23 20:10:11 +01:00
power tools/power/x86/intel_pstate_tracer: Fix non root execution for post processing a trace file 2019-02-12 19:47:12 +01:00
scripts Kbuild: fix # escaping in .cmd files for future Make 2018-04-11 00:03:02 +09:00
spi
testing selftests: fib_tests: sleep after changing carrier. again. 2019-03-23 20:09:52 +01:00
thermal/tmon
time
usb tools: usb: ffs-test: Fix build on big endian systems 2018-07-17 10:12:51 +03:00
virtio virtio: fix test build after uio.h change 2019-01-13 09:51:03 +01:00
vm tools/vm/page-types.c: fix "defined but not used" warning 2018-09-04 16:45:02 -07:00
wmi
Makefile